<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>加载动画</title>
    <link rel="stylesheet" href="loading.css">
</head>

<body>
    <div class="container">
        <div class="row">
            <div class="col transmigrate">
                <div class="outer loading">
                </div>
                <div class="inner loading">
                </div>
            </div>
            <div class="col lines">
                <div class="line"></div>
                <div class="line"></div>
                <div class="line"></div>
                <div class="line"></div>
            </div>
            <div class="col"></div>
        </div>
        <div class="row">
            <div class="col"></div>
            <div class="col"></div>
            <div class="col"></div>
        </div>
    </div>
</body>

</html>